The SymplyLTO has detected an internal microcode or drive problem. This may require a simple power cycling, but before doing so, please open SymplyATOM and choose Retrieve Log. Then power off the system after ejecting any data cartridge (if there is one in the drive), wait 20 seconds then power back on.
If problem persists, please submit a support [ticket].
If you have any questions please submit a [support ticket]